Chime signal



1938. F. vom VOIGTLANDER 2126433 CHIME SIGNAL Filed Nov. 21, 1956 2 Sheecs-Sheex 1 Ag 9, 1938. F. VON VOIGTLANDER 2126433 CHIME S IGNAL Filed Nov. 21, 1936 2 Sheecs-Sheer. 2

" Pa.teuted Aug. 9, 193a z125433 1 I UNITED STATES PATENT OFFICE 01mm SIGNAL Frederlck -w Vol:tlamler, Adrian, Mich, as-

slmqr to Schwarze Eleetrio Company, Adrian, Mich. a eorporatlon o! Michlnn Appllcaflufi November 21, 1936, Sex-h! 170.112,170

2 (Hahns. (GI. 177-7) 'I'his inVentlorirelates.to tonr resona.nce espe- 'I'he 1Ine 2 extends to termlnal 20. The termlna.l ci.lly In electrieally actuated unlts. 20 ls 011 insulator platze 2I. 'I'he Insulator plate 2I 'I'hls inventlon. has. utlllty in features ."f can- 1s adjacent the magnetlc platze I3. Erom the structlon, assembly, und operatlqn in prodncing plate I3 extends wlre 22 to the outer slde o1 coil 5 chime-llke response. 23. 'I'his col1 23 13 wound an the tube or sleeve I3. 5 Refefllng tothe drawlngs: The inner end 01' thls coi1 23 has a. Iew bare por- Fig. 1 1s e. freut view of an embodiment of the I:Ions. These portlons prvide wraps 24. These invention as a. Signal or alarm, sa.y for household. wraps 24 are direetly aga.inst the taube I o! brass and 0fl'lce uses in connectlon with slgnals or callas the ground to 'the bre.ss. 'I'his -ground cum- Ing devlces es for a. door or oth'er circult;- pletes connectlon througla the platze I3 wlth termi- 10 Fig. 2 ls a. view (mm the right o! I"Ig. l, parts nal 25 connectecl to the llne 3. The ground acbeing broken awey; cordlngly conneczts 111 for a. circult an elosing the Flg. 3 ls a view 1'r0m the reg.r o! I*'Ig. 1, parts swltch I. Such clreult Is efiectlve Ior energizlng being broken awa.y; thls solenoid havlng the windlng 23. There 1s thus F'ig. 4 is' a. section on the 1Ine IVIV Flg. 3: a tendency to pull the solenoid plunger I3 trom 15 Fig. 5 ls a. sectlon on the llne V-V, Flg. 2; lt;s drop positlon. 'I'hls pull ea.rrles lt back to F'lg. 6 is a. view on the llne VI-VI, Flg. 5, looksolenoid held position. A3 shown In Flg. 5 the ing in the dlrectlon of the arrow, showln g the momentum tends to malte thls throw past seid cover in sectlon; posltion tor the plunger to strlke chlme bar or Flg. 7 is a. view in end elevation of the cover; member 23. At this Impaeting the plunger I3 20 Fig. 8 ls a. perspective vlew of theba.se with the drops back to the pesltlon showh In Flg. 5. Thls resonator and chime bar broken away und showoccuts lf the swltch I be held closed. I1 the Ing the mountlng of the cover on such base; swltch I be re-opened, the plunger I8 drops back Flg. 9 ls a. vlew simllar to Flg. 5, but wlth the 120 the posltion shown in F13. 2. AI; thls posltion devlce de-energized so the plunger is wlthin the In Flg. 2 the plunger ls agalnst the cushlon I'I 25 tube und. parts o1 the coil are broken a.way andl about openlng I3. with no dashpot reslstance enlarged to show the ground eonnection tor the thereto.

.wraps of the coil; and 'I'he bracket ba.se 3 adjacent the eyelet II bes Fig. 10 is e. wlrlng diagram ot the electrie conports 2'l. Mountlng screws 23 maybe located in nections. these ports 21. Thls base G, remote from these 30 Push button er switch I may connect supplyline screws 23, .has key-hole shaped port 23. 'Ihis 2 for clrcuit with supply llne 3. These current port 23 may be bucked over screw 30. 'I'h1s bringe supply Limes may nass throllgh Dort 4 in eyele'et5 the devlce lnto mountlng posljslon. 'I'he bracket g of base 6. The base 3 ls herein shown as ha.vlng has extension tormlng curved seat 3I. Screws 32 5 side flanges l in a. mein bracket trame. In thls Iassemble eyllnder 33 et thls sea.t 3I. 'I'he cylln- 5 base 3 open lngs are provlded. Through these der 33 has closed ende 34. 'Ihe cyllnder 33 thus openlngs ears 8 extend Ir0m leg 3 of U-shaped provides resonant chamber 33. 'Ihls cha.xi1ber 33 magnetlc Irame. 'I'hls frame has end piece I3 has port 36. Th1s port 33 is open toward the and palr cf parallel lege II. These lege II termlchlme member 23 opposite from the lmpact re- 4o nate in lge I2 extendlng er anchored with pla.te g10n k y the plunger I3, I3. From this cyllnder 40 I3. The plate I3 Is provided wlth lege M. flihe 33 are dependlng erms 31. These arme 31 have termini 8 o! the lege Ilprotrude through the rubber grommets 38 in the assembly through base 3. The legs M thereby completing the anopen n 39 f 1i c im membel' l e r charing 01 thls magnetic-clrcult-providing frame her grommets prevent the mounting trom damp- III, II, I 3, with the bracket. The parallel porin'g the vibratlons of the chlme bar. By m0untlng 45 tlons III, I3. have allgned openlngs. In these the chime bar in freut o! port 33 the chamber 33 allgned openlngs ls fixedly mounted non-magnetie acts als a resonant ampllfier for the vlbratlons of or brass tube III. Thlssube I5 extends past the the chlme bar. 'Ihls devlce may-be operated an eyelet 4. I'he tube I5 is there intumed to provide. the usual door hell clrcuits elt her wlth a. low voll;-

-- port I 3. Aga.inst thls port I 3 rests pertorate felt age battery, dry cells, or a. transformer I. 50

cushl'on I1. 'I'hls cushlon I1 is a. stop for magnetlc In this general set-up, the eoil 23 is found reador steel tube plimger I3 In-thIs brass sleeve I3. 1ly adaptable hereunder when lts resistance is 3.4

'I'hls sleeve tube -plungex I3 ha.s a. portlon reohms. The resona.tor or chime sound isgl ven at n-Iote from stop I'I. Thls portion o1 the plunger each elosure of the swltch I and has a. pleasant. 68 canle's non-metalllc strlker er rawhide tlp I3. organ type of note according to the pitch desired.

ltisotcarrylnzqualltyandplealanttotheear an well as dlstlnctlve in 1 ta tone.

'Ihe coll am! maznetic clrcuit o! the aolenoid am nadfly houaed by a mal! sheet metal cover ll in lts arched-over U-sbaped. lorm havlng cloaed end aection II and parallel oppoaie end aection u, wlth port 48 therethrmxzhclear o1 t.he path ottravelfortheplunzer ltlnltatmpactiz'xcthc chlme member 28.

.The U-ahaped portlon 4l extenda alonz the sidea l. These sldes 1 have namwln: portlon 44 .(l"l:. 3) adjacent the port II. 'Ihe oover slda walls II exbend parallel to the hause: l. They terminate in hooked portions II as spring portlons engazin: down these narrowed portlona M. Remote there- Iromtheendll hasbosaes. 'Iheaebosaes I8 may ride over the edces l'l 01 t.be bl8e 0 between the side walls l. An so operating they thus man lnto posltion on opp0dtae sldes o! the cut-out u in auch baue 6. .Between tbeae boases there in cut-out 40 in the wall II. Accordlnglm a acx-ew driver or tool ma.y be inserted in thls cut-out betwentheandx'idelntothebfise. through the port 4l. 'Ihe screw driver may thus operate as a pry to snap thls oover looae. 'Ihls snapping 015 the oover looae permits assembly o1 the electrical connectlon at the termlnals 20 N.

-'lhlsdevlceinitsnnrmaloporatlonhasnoclrcult oonnactlon or clrmlt bmkin: means therevrlth. 'Ihe whole matter ot term1nal er clrcult eomblnatlon In controlled a1: the switch l. 'Ihe reaonant chamber cyllnder 1a ot thin sage metal. 'Ihe ch1me member 26 may be aelected aa to sage and metal to determlne the tone' thereot as well a deslrable attrlbutes for mountlll& p rmltting the deairad 1'nqences tor tone values am! pltch.

What 1a clalmed und lt in deslred Un1ted States Letters Patent ls:

1. I"or an artlcle 01 manufacture, a resonatinz tube ax'xd a baae in T-shaped asaembly therewlth. a aolenold mounted lonzltudinally o! the base. a ch1me bar supported by the resonator between the reaonator and the aolenold, und a plunger to be actuated by the aolenold Ior strikinz the ch1me bar.

2. An electrlc chlme de*dce comprlxlng a. base. a cofl anti plunzer mounted an sald base sald base beta: narrowed toward one end to provide a nah o! seats, and a cover for the coll and plunger, sa1d cover havlng a. palx of ears a.dapted to anugly fit at said seats. sa.1d cover remote Irom the ears havinz a In: adapted to map enzaae with the base remote trom the ears to mount the cover wembled with the baue.

FREDERICK VON VOIG'ILANDER.

tonecufeby 

